11310223203 has 12 divisors (see below), whose sum is σ = 16371101760. Its totient is φ = 7524404496.

The previous prime is 11310223181. The next prime is 11310223219. The reversal of 11310223203 is 30232201311.

11310223203 is a `hidden beast` number, since 11 + 310 + 22 + 320 + 3 = 666.

It is not a de Polignac number, because 11310223203 - 2⁸ = 11310222947 is a prime.

It is a super-2 number, since 2×11310223203² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11310223273) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1307476 + ... + 1316097.

It is an arithmetic number, because the mean of its divisors is an integer number (1364258480).

Almost surely, 2^11310223203 is an apocalyptic number.

11310223203 is a deficient number, since it is larger than the sum of its proper divisors (5060878557).

11310223203 is a wasteful number, since it uses less digits than its factorization.

11310223203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2624058 (or 2624055 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 11310223203 its reverse (30232201311), we get a palindrome (41542424514).

It can be divided in two parts, 1131022 and 3203, that added together give a square (1134225 = 1065²).

The spelling of 11310223203 in words is "eleven billion, three hundred ten million, two hundred twenty-three thousand, two hundred three".